Libonati , A., G. Gallusi, V. Angotti, V. Di Taranto, A. Mea, S. Casella, and V. Campanella. “THE EFFECT OF DIFFERENT POLISHING SYSTEMS ON THE SURFACE ROUGHNESS OF TWO RESTORATIVE DENTAL MATERIALS”. Oral & Implantology, vol. 11, no. 3, Sept. 2018, pp. 185-90, https://www.oimplantology.org/oimp/article/view/264.